Ihave the answer i just am a little confused as to how the got it. : /

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Darian wants to build a regulation size pool table that is 9 feet in length.he plans he ordered are 18 by 36 inches. what is the scale factor of the dilation he must use to build a regulation pool table

(x-5)1/2+5=2 what is a possible solution?